15688432

素因数分解:

$2^4\times {\mathrm{491}}^1\times {\mathrm{1997}}^1$

素因数の和:2496

約数の個数: 20

約数和(自身を含む): 30473496

約数和(自身を除く): 14785064

約数列:

[1, 2, 4, 8, 16, 491, 982, 1964, 1997, 3928, 3994, 7856, 7988, 15976, 31952, 980527, 1961054, 3922108, 7844216, 15688432]

約数ペア:

[(1, 15688432), (2, 7844216), (4, 3922108), (8, 1961054), (16, 980527), (491, 31952), (982, 15976), (1964, 7988), (1997, 7856), (3928, 3994)]